package org.snail.config;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import org.springframework.stereotype.Component;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

//统一格式化返回的时期格式
@Component("CustomDateSerializer")
public class CustomDateSerializer extends JsonSerializer<Date> {  //
    @Override
    public void serialize(Date value, JsonGenerator jsonGenerator, SerializerProvider provider) throws IOException,
            JsonProcessingException {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        jsonGenerator.writeString(sdf.format(value));
    }

}